In-Situ Aqua TROLL 400 Operators Manual - Manual (Page 8)

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Dissolved Oxygen RDO Classic (Optical Sensor) Specifications
Accuracy ±0.1 mg/L; ±0.2 mg/L; ±10% of reading
Range
0 to 8 mg/L; 8 to 20 mg/L; 20 to 50 mg/L; Full operating
range: 0 to 50 mg/L
Resolution 0.01 mg/L
Sensor Type
Fixed with replaceable RDO Classic Sensor Cap (life: 1
year typical)
Response
Time
T90: <45 sec. T95: <60 sec.
Units of
Measure
mg/L, % saturation, ppm
Methodology
EPA-approved In-Situ Methods 1002-8-2009 1003-8-2009
1004-8-2009
ORP Sensor Specifications
Accuracy ±5.0 mV
Range ±1400 mV
Resolution 0.1 mV
Sensor Type Replaceable pH/ORP combo sensor
Response
Time
<15 sec.
Units of
Measure
mV
Methodology Std. Methods 2580